255142125723 has 32 divisors (see below), whose sum is σ = 358402682880. Its totient is φ = 161132146560.

The previous prime is 255142125691. The next prime is 255142125793. The reversal of 255142125723 is 327521241552.

It is a happy number.

It is not a de Polignac number, because 255142125723 - 2⁵ = 255142125691 is a prime.

It is a super-2 number, since 2×255142125723² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (255142125793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19480365 + ... + 19493457.

It is an arithmetic number, because the mean of its divisors is an integer number (11200083840).

Almost surely, 2^255142125723 is an apocalyptic number.

255142125723 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

255142125723 is a deficient number, since it is larger than the sum of its proper divisors (103260557157).

255142125723 is a wasteful number, since it uses less digits than its factorization.

255142125723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15819.

The product of its digits is 168000, while the sum is 39.

The spelling of 255142125723 in words is "two hundred fifty-five billion, one hundred forty-two million, one hundred twenty-five thousand, seven hundred twenty-three".